First, why do we get light propagating at all?首先, 我們來看看光為什么可以傳播?The model shows a wave propagating from left to right through air.該模型表明,波從左至右通過空氣.What are the pigeons doing outside? Eating, sleeping, propagating!門外的那些鴿子在...
What are the pigeons doing outside? Eating, sleeping, propagating!門外的那些鴿子在干什么? 吃, 睡, 繁衍!The model shows a wave propagating from left to right through air.該模型表明,波從左至右通過空氣.First, why do we get light propagating at all?首先, ...